Climate almanac
Rio Negro
Paraná, Brazil · -26.11°, -49.80°
What is the weather like in Rio Negro in September?
In September, Rio Negro is typically 74°F (23°C) during the day and 56°F (13°C) at night. The month brings about 3.5 in (88 mm) of precipitation in total.
- Average high74°F (23°C)
- Average low56°F (13°C)
- Precipitation3.5 in (88 mm)
- Clear or mostly clear days7
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)